<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
    <title>表单输入绑定-input</title>
</head>

<body>
    <div id="app">
        <p>message内容是：{{message}}</p>
        <input type="text" v-model="message" value="nihao">
    </div>

    <script>
        var a = new Vue({
            el: '#app',
            data: {
                message: 'please your content',
            }
        })
    </script>
</body>

</html>